Finding the Fourth Proportional to 23,470,496.81, 32,391,224.60 and 13,019,882.55

Step by Step Solution

1. Step 1: Write the proportion equation
   23,470,496.81 : 32,391,224.60 = 13,019,882.55 : x
2. Step 2: Convert to fraction form
   23,470,496.81/32,391,224.60 = 13,019,882.55/x
3. Step 3: Cross multiply
   23,470,496.81x = 32,391,224.60 × 13,019,882.55
4. Step 4: Simplify right side
   23,470,496.81x = 421,729,939,877,571.31
5. Step 5: Solve for x
   x = 421,729,939,877,571.31/23,470,496.81
6. Step 6: Final answer
   x = 17,968,513.55